Home / 37,632.79-51,932.10-20,636.16

Finding the Fourth Proportional to 37,632.79, 51,932.10 and 20,636.16

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Solution

The fourth proportional to 37,632.79, 51,932.10 and 20,636.16 is: 28,477.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,632.79 : 51,932.10 = 20,636.16 : x
  2. Step 2: Convert to fraction form
    37,632.79/51,932.10 = 20,636.16/x
  3. Step 3: Cross multiply
    37,632.79x = 51,932.10 × 20,636.16
  4. Step 4: Simplify right side
    37,632.79x = 1,071,679,124.74
  5. Step 5: Solve for x
    x = 1,071,679,124.74/37,632.79
  6. Step 6: Final answer
    x = 28,477.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.